Finding the Fourth Proportional to 526,163.73, 789,000.22 and 273,376.26
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Solution
The fourth proportional to 526,163.73, 789,000.22 and 273,376.26 is: 409,936.90
Step by Step Solution
- Step 1: Write the proportion equation
526,163.73 : 789,000.22 = 273,376.26 : x - Step 2: Convert to fraction form
526,163.73/789,000.22 = 273,376.26/x - Step 3: Cross multiply
526,163.73x = 789,000.22 × 273,376.26 - Step 4: Simplify right side
526,163.73x = 215,693,929,282.78 - Step 5: Solve for x
x = 215,693,929,282.78/526,163.73 - Step 6: Final answer
x = 409,936.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.